The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 04, 2017
Filed:
Jul. 12, 2013
Applicant:
Weatherford Technology Holdings, Llc, Houston, TX (US);
Inventor:
Aristeo Rios, III, Houston, TX (US);
Assignee:
Weatherford Technology Holdings, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 7/12 (2006.01); E21B 23/06 (2006.01); E21B 33/00 (2006.01); E21B 33/08 (2006.01);
U.S. Cl.
CPC ...
E21B 23/06 (2013.01); E21B 33/00 (2013.01); E21B 33/085 (2013.01);
Abstract
Linear movement via a sliding mandrel configured to translate axially is converted into radial movement to compress a packer. The packer is configured to seal an item of oilfield equipment typically in a subsea environment. The packer may also be used to return or reverse the radial movement and/or the linear movement.